Tag Archives: pm2.5

Changing BlueAir HEPA filter

You are supposed to change your BlueAir HEPA filter every 6 months. There is a display that tells you when to change it. I decided to see how long I could use my HEPA filter before changing it. I judged the effectiveness using my AirVisual Node. Today my air purifier finally struggled jeep my bedroom […]

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SmartAir DIY air purifier in Saigon with LaserEgg

DIY Air Purifier Bedroom Test (with real person)

At the request of a couple Expats from both Saigon and Hanoi, I decided to do a test of the DIY Air Purifier in my bedroom. My main air purifier since August, 2016, has been the BlueAir 203. BlueAir is a popular brand in Shanghai, China, so it was a good choice for me. When […]

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